| # | Flag | Country | Secondary education, general pupilsSecondary education, general pupils | Year |
|---|---|---|---|---|
| 1 | India | 127,528,424 | 2017 | |
| 2 | China | 67,415,104 | 2017 | |
| 3 | Brazil | 22,559,870 | 2016 | |
| 4 | United States | 21,473,692 | 1996 | |
| 5 | Indonesia | 19,635,348 | 2017 | |
| 6 | Bangladesh | 14,702,156 | 2017 | |
| 7 | Nigeria | 12,532,753 | 2013 | |
| 8 | Pakistan | 12,173,953 | 2017 | |
| 9 | Mexico | 10,279,943 | 2017 | |
| 10 | Turkey | 8,259,009 | 2016 | |
| 11 | Russia | 8,051,287 | 2016 | |
| 12 | Vietnam | 7,712,699 | 2017 | |
| 13 | Philippines | 7,397,290 | 2016 | |
| 14 | Egypt | 6,990,960 | 2017 | |
| 15 | Japan | 6,336,275 | 2016 | |
| 16 | Germany | 5,721,174 | 2016 | |
| 17 | Thailand | 5,684,327 | 2017 | |
| 18 | Kenya | 4,985,419 | 2016 | |
| 19 | Ethiopia | 4,970,565 | 2017 | |
| 20 | France | 4,936,517 | 2016 | |
| 21 | Iran | 4,920,798 | 2017 | |
| 22 | South Africa | 4,778,550 | 2016 | |
| 23 | Argentina | 4,583,002 | 2016 | |
| 24 | Colombia | 4,425,932 | 2017 | |
| 25 | United Kingdom | 4,151,173 | 2016 | |
| 26 | Algeria | 4,007,721 | 2017 | |
| 27 | Myanmar | 3,964,792 | 2017 | |
| 28 | Democratic Republic Of Congo | 3,747,934 | 2015 | |
| 29 | Nepal | 3,310,842 | 2017 | |
| 30 | Saudi Arabia | 3,018,924 | 2017 | |
| 31 | Italy | 3,015,887 | 2016 | |
| 32 | South Korea | 2,922,648 | 2016 | |
| 33 | Afghanistan | 2,886,652 | 2017 | |
| 34 | Peru | 2,724,885 | 2018 | |
| 35 | Spain | 2,715,242 | 2016 | |
| 36 | Morocco | 2,618,943 | 2017 | |
| 37 | Ghana | 2,605,193 | 2018 | |
| 38 | Sri Lanka | 2,548,958 | 2017 | |
| 39 | Uzbekistan | 2,534,824 | 2017 | |
| 40 | Canada | 2,515,904 | 2016 | |
| 41 | Malaysia | 2,375,648 | 2017 | |
| 42 | Venezuela | 2,262,198 | 2017 | |
| 43 | Sudan | 2,180,134 | 2017 | |
| 44 | Ukraine | 2,155,989 | 2017 | |
| 45 | North Korea | 2,148,364 | 2015 | |
| 46 | Iraq | 1,966,640 | 2007 | |
| 47 | Tanzania | 1,912,454 | 2017 | |
| 48 | Yemen | 1,911,079 | 2016 | |
| 49 | Ivory Coast | 1,791,183 | 2017 | |
| 50 | Syria | 1,768,571 | 2013 | |
| 51 | Poland | 1,764,940 | 2016 | |
| 52 | Angola | 1,746,550 | 2016 | |
| 53 | Cameroon | 1,729,686 | 2016 | |
| 54 | Australia | 1,679,751 | 2017 | |
| 55 | Kazakhstan | 1,643,803 | 2018 | |
| 56 | Ecuador | 1,637,359 | 2016 | |
| 57 | Madagascar | 1,500,905 | 2017 | |
| 58 | Uganda | 1,370,583 | 2017 | |
| 59 | Chile | 1,227,967 | 2017 | |
| 60 | Burkina Faso | 1,132,340 | 2017 | |
| 61 | Mozambique | 1,103,887 | 2017 | |
| 62 | Romania | 1,097,909 | 2016 | |
| 63 | Tajikistan | 1,063,829 | 2017 | |
| 64 | Senegal | 1,048,487 | 2017 | |
| 65 | Netherlands | 1,026,586 | 2016 | |
| 66 | Malawi | 998,940 | 2017 | |
| 67 | Benin | 965,124 | 2016 | |
| 68 | Zimbabwe | 957,461 | 2013 | |
| 69 | Tunisia | 952,054 | 2016 | |
| 70 | Cambodia | 905,416 | 2017 | |
| 71 | Mali | 885,112 | 2017 | |
| 72 | Guatemala | 876,039 | 2017 | |
| 73 | Dominican Republic | 875,967 | 2017 | |
| 74 | Zambia | 854,549 | 2017 | |
| 75 | Azerbaijan | 775,092 | 2017 | |
| 76 | Jordan | 737,097 | 2017 | |
| 77 | Niger | 730,124 | 2017 | |
| 78 | Hungary | 714,827 | 2016 | |
| 79 | Togo | 685,737 | 2017 | |
| 80 | Guinea | 673,633 | 2016 | |
| 81 | Sweden | 670,876 | 2016 | |
| 82 | Laos | 670,567 | 2017 | |
| 83 | Israel | 657,883 | 2017 | |
| 84 | Belgium | 651,048 | 2016 | |
| 85 | Libya | 619,940 | 2003 | |
| 86 | Cuba | 611,961 | 2017 | |
| 87 | Kyrgyzstan | 607,039 | 2017 | |
| 88 | Turkmenistan | 600,263 | 2014 | |
| 89 | Burundi | 598,006 | 2017 | |
| 90 | Portugal | 568,304 | 2016 | |
| 91 | Belarus | 559,300 | 2017 | |
| 92 | Greece | 558,518 | 2016 | |
| 93 | Rwanda | 531,377 | 2017 | |
| 94 | Chad | 527,321 | 2016 | |
| 95 | Paraguay | 514,351 | 2016 | |
| 96 | Sierra Leone | 492,140 | 2017 | |
| 97 | Czech Republic | 479,000 | 2016 | |
| 98 | Papua New Guinea | 463,600 | 2016 | |
| 99 | Nicaragua | 458,321 | 2010 | |
| 100 | Austria | 449,201 | 2017 | |
| 101 | El Salvador | 441,243 | 2017 | |
| 102 | Bolivia | 437,322 | 2017 | |
| 103 | United Arab Emirates | 433,144 | 2016 | |
| 104 | Denmark | 418,540 | 2016 | |
| 105 | New Zealand | 416,083 | 2017 | |
| 106 | Honduras | 402,665 | 2017 | |
| 107 | Switzerland | 381,380 | 2016 | |
| 108 | Republic of Ireland | 360,088 | 2016 | |
| 109 | Serbia | 350,855 | 2017 | |
| 110 | Costa Rica | 350,256 | 2016 | |
| 111 | Hong Kong | 349,159 | 2017 | |
| 112 | Bulgaria | 343,688 | 2016 | |
| 113 | Lebanon | 336,139 | 2017 | |
| 114 | Haiti | 327,978 | 1997 | |
| 115 | Norway | 321,518 | 2017 | |
| 116 | Kuwait | 317,907 | 2017 | |
| 117 | Slovakia | 305,920 | 2016 | |
| 118 | Republic of the Congo | 304,914 | 2012 | |
| 119 | Oman | 295,650 | 2017 | |
| 120 | Panama | 291,030 | 2016 | |
| 121 | Finland | 281,334 | 2016 | |
| 122 | Uruguay | 270,411 | 2016 | |
| 123 | Georgia | 263,635 | 2017 | |
| 124 | Albania | 255,259 | 2017 | |
| 125 | Mongolia | 248,100 | 2010 | |
| 126 | Eritrea | 244,744 | 2017 | |
| 127 | Puerto Rico | 229,383 | 2016 | |
| 128 | Lithuania | 226,428 | 2016 | |
| 129 | Liberia | 220,078 | 2011 | |
| 130 | Armenia | 215,917 | 2016 | |
| 131 | Croatia | 210,001 | 2016 | |
| 132 | Mauritania | 206,333 | 2017 | |
| 133 | Jamaica | 204,080 | 2017 | |
| 134 | Namibia | 202,252 | 2017 | |
| 135 | Moldova | 194,394 | 2017 | |
| 136 | Botswana | 187,030 | 2014 | |
| 137 | Singapore | 179,676 | 2016 | |
| 138 | South Sudan | 164,135 | 2015 | |
| 139 | Gambia | 163,065 | 2018 | |
| 140 | Bosnia and Herzegovina | 156,861 | 2017 | |
| 141 | Gabon | 146,080 | 2011 | |
| 142 | East Timor | 137,532 | 2017 | |
| 143 | Lesotho | 133,639 | 2017 | |
| 144 | Central African Republic | 132,695 | 2017 | |
| 145 | Republic of Macedonia | 118,958 | 2015 | |
| 146 | Mauritius | 110,582 | 2017 | |
| 147 | Swaziland | 104,058 | 2016 | |
| 148 | Qatar | 102,367 | 2017 | |
| 149 | Latvia | 93,459 | 2017 | |
| 150 | Fiji | 92,262 | 2016 | |
| 151 | Bahrain | 91,304 | 2017 | |
| 152 | Trinidad and Tobago | 82,344 | 2010 | |
| 153 | Slovenia | 81,823 | 2016 | |
| 154 | Guyana | 81,386 | 2012 | |
| 155 | Guinea-Bissau | 78,026 | 2010 | |
| 156 | Bhutan | 73,908 | 2017 | |
| 157 | Comoros | 67,011 | 2017 | |
| 158 | Estonia | 63,036 | 2016 | |
| 159 | Djibouti | 60,125 | 2018 | |
| 160 | Cape Verde | 54,989 | 2017 | |
| 161 | Solomon Islands | 52,753 | 2017 | |
| 162 | Cyprus | 52,476 | 2015 | |
| 163 | Brunei | 39,992 | 2017 | |
| 164 | Montenegro | 38,852 | 2017 | |
| 165 | Belize | 36,524 | 2017 | |
| 166 | Equatorial Guinea | 34,968 | 2015 | |
| 167 | Suriname | 32,284 | 2015 | |
| 168 | Luxembourg | 31,894 | 2016 | |
| 169 | The Bahamas | 28,384 | 2016 | |
| 170 | Iceland | 28,184 | 2016 | |
| 171 | Macao | 26,481 | 2017 | |
| 172 | Malta | 26,193 | 2016 | |
| 173 | Samoa | 26,015 | 2017 | |
| 174 | São Tomé and Príncipe | 24,422 | 2017 | |
| 175 | French Polynesia | 22,500 | 1997 | |
| 176 | Maldives | 20,969 | 2017 | |
| 177 | Barbados | 20,249 | 2017 | |
| 178 | Vanuatu | 20,068 | 2015 | |
| 179 | New Caledonia | 17,700 | 1997 | |
| 180 | Guam | 16,200 | 1997 | |
| 181 | Tonga | 15,401 | 2015 | |
| 182 | Virgin Islands (US) | 12,900 | 1997 | |
| 183 | Saint Lucia | 12,067 | 2017 | |
| 184 | Federated States of Micronesia | 11,063 | 2015 | |
| 185 | Saint Vincent and the Grenadines | 10,113 | 2017 | |
| 186 | Kiribati | 9,548 | 2017 | |
| 187 | Grenada | 8,834 | 2017 | |
| 188 | Aruba | 7,643 | 2014 | |
| 189 | Antigua and Barbuda | 7,577 | 2017 | |
| 190 | Seychelles | 7,124 | 2017 | |
| 191 | Dominica | 5,618 | 2016 | |
| 192 | Marshall Islands | 5,366 | 2016 | |
| 193 | Saint Kitts And Nevis | 4,175 | 2016 | |
| 194 | Andorra | 4,053 | 2017 | |
| 195 | Bermuda | 4,040 | 2015 | |
| 196 | American Samoa | 3,620 | 1997 | |
| 197 | Cayman Islands | 3,476 | 2018 | |
| 198 | Curacao | 3,129 | 2013 | |
| 199 | Monaco | 3,092 | 2017 | |
| 200 | Virgin Islands (British) | 2,176 | 2017 | |
| 201 | Liechtenstein | 2,121 | 2016 | |
| 202 | Turks And Caicos Islands | 2,013 | 2015 | |
| 203 | San Marino | 1,869 | 2012 | |
| 204 | Palau | 1,604 | 2014 | |
| 205 | Faroe Islands | 1,564 | 1971 | |
| 206 | Sint Maarten | 1,119 | 2014 | |
| 207 | Tuvalu | 1,087 | 2016 | |
| 208 | Nauru | 992 | 2016 |